USART

Description

The EVK1101 provides one USART Interfaces : Usart 1
RS232 level converters provide proper voltage levels for compliance to the RS232 standard with full control(UART_1)


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Pinout

This USART Interface is connected through level adapter to two DB9 connectors.
This has the following pinout:

GPIO Name Alternate function used
PA 23 U1_TX
PB 04 U1_CTS
PA 24 U1_RX
PB 05 U1_RTS